diff --git a/binder/postBuild b/binder/postBuild
new file mode 100644
index 0000000..750b3a8
--- /dev/null
+++ b/binder/postBuild
@@ -0,0 +1 @@
+python -c"import afq.data as afd; afd.organize_stanford_data(clear_previous_afq='track')"
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